1920851947

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{1237}}^1\times {\mathrm{13049}}^1$

素因数の和:14310

約数の個数: 16

約数和(自身を含む): 2326449600

約数和(自身を除く): 405597653

約数列:

[1, 7, 17, 119, 1237, 8659, 13049, 21029, 91343, 147203, 221833, 1552831, 16141613, 112991291, 274407421, 1920851947]

約数ペア:

[(1, 1920851947), (7, 274407421), (17, 112991291), (119, 16141613), (1237, 1552831), (8659, 221833), (13049, 147203), (21029, 91343)]